Winona Weather Forecast

    • 68
    • 89

    Areas Smoke

    • 55
    • 78

    Partly Sunny

    • 56
    • 74

    Mostly Sunny

    • 61
    • 81

    Partly Sunny

    • 62
    • 79

    Mostly Sunny

    • 66
    • 84

    Mostly Sunny

Today 20 Jul Winona

Mostly sunny with a chance of Showers and Thunderstorms. Highs in the upper 80s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 50 percent. Heat index Values up to 100.

Tonight 20 Jul Winona

Mostly clear this Evening, then becoming partly cloudy. Areas of smoke after midnight. Lows in the upper 60s. West Winds 10 to 15 Mph. Gusts up to 30 Mph this evening. Heat index Values in the mid 90s early this evening.

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Winona Temperature Statistics

July Temperature

Winona, Winona Municipal Airport-Max Conrad Field (3.7 miles)

  • Lowest 5 July, 2026

    64.4 °F

  • Average July

    76.1 °F

  • Highest 14 July, 2026

    91.4 °F

Climate (2021–2026)

Winona, Winona Municipal Airport-Max Conrad Field (3.7 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    48.4 °F

  • Average High 2021–2026

    57.6 °F
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